1144470001 has 2 divisors, whose sum is σ = 1144470002. Its totient is φ = 1144470000.

The previous prime is 1144469999. The next prime is 1144470017. The reversal of 1144470001 is 1000744411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 937829376 + 206640625 = 30624^2 + 14375^2 .

It is an emirp because it is prime and its reverse (1000744411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1144470001 - 2¹ = 1144469999 is a prime.

Together with 1144469999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1144470031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572235000 + 572235001.

It is an arithmetic number, because the mean of its divisors is an integer number (572235001).

Almost surely, 2^1144470001 is an apocalyptic number.

It is an amenable number.

1144470001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144470001 is an equidigital number, since it uses as much as digits as its factorization.

1144470001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 1144470001 is about 33830.0162725353. The cubic root of 1144470001 is about 1046.0075143839.

The spelling of 1144470001 in words is "one billion, one hundred forty-four million, four hundred seventy thousand, one".